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# Copyright (c) 2017-2022 Manfred Moitzi
# License: MIT License
import pathlib
import ezdxf
from ezdxf.math import UCS
CWD = pathlib.Path("~/Desktop/Outbox").expanduser()
if not CWD.exists():
CWD = pathlib.Path(".")
# ------------------------------------------------------------------------------
# This example shows how to place a MTEXT entity in 3D space.
#
# docs: https://ezdxf.mozman.at/docs/dxfentities/mtext.html
# tutorial: https://ezdxf.mozman.at/docs/tutorials/mtext.html
# ------------------------------------------------------------------------------
def place_by_extrusion_vector():
doc = ezdxf.new("R2000")
modelspace = doc.modelspace()
modelspace.add_mtext(
"This is a text in the YZ-plane",
dxfattribs={
"width": 12, # reference rectangle width
"text_direction": (0, 1, 0), # write in y direction
"extrusion": (1, 0, 0), # normal vector of the text plane
},
)
doc.saveas(CWD / "mtext_extrusion_vector.dxf")
def place_by_ucs():
doc = ezdxf.new("R2000")
modelspace = doc.modelspace()
# place the MTEXT in the xy-plane of the UCS
mtext = modelspace.add_mtext(
"This is a text in the YZ-plane",
dxfattribs={
"width": 12, # reference rectangle width
"text_direction": (1, 0, 0), # write in x direction
},
)
# define the ucs:
# x-axis = WCS y-axis; z-axis = WCS x-axis
ucs = UCS(ux=(0, 1, 0), uz=(1, 0, 0))
mtext.transform(ucs.matrix)
doc.saveas(CWD / "mtext_ucs.dxf")
if __name__ == '__main__':
place_by_extrusion_vector()
place_by_ucs()
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